Arsenal face Villarreal at the Emirates this evening, looking to overturn a 2-1 deficit from the first leg in Spain to reach the Europa League final.
Here are the official line-ups.
Arsenal: Leno, Bellerin, Holding, Mari, Xhaka, Partey, Saka, Smith Rowe, Odegaard, Pepe, Aubameyang
Subs: Ryan, Okonkwo, Tierney, Gabriel, Cedric, Chambers, Willian, Nelson, Lacazette, Nketiah, Martinelli
Villarreal: To follow